Security key
185064102
ClearSign Technologies Corp - Common Stock (CLIR)
CUSIP: 185064102
Q1 2021 13F Holders as of 31 Mar 2021
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 2,813,428
- Total 13F value
- $63,403,000
- Share change
- +484,230
- Put/Call ratio
- 101%
- SEC-reported price per share
- $5.68
- Number of holders
- 33
- Value change
- +$50,340,875
- Number of buys
- 20
- Number of sells
- 11
- Shares outstanding
- 54,976,358
Holder snapshot
7 signals
Show 1 more signal
Security identity
1 source field
Report period
Q1 2021
Institutions
33
Top holders
10
CLIR full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2021
Previous quarter: Q4 2020
ClearSign Technologies Corp SEC filings
ClearSign Technologies Corp company facts
Broader feeds
Reporting periods
Holder history for CUSIP 185064102
Recent filing periods:
Ownership snapshot
Top reported holders of CLIR - ClearSign Technologies Corp - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
31 Dec 2020
13F
Lead comparable stake: 1.5%
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC leads the comparable SEC ownership view at 1.5%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Comparable ownership
Top 5
VANGUARD GROUP INC
1.5%
STIFEL FINANCIAL CORP
0.72%
SUSQUEHANNA INTERNATIONAL GROUP, LLP
0.4%
BlackRock Finance, Inc.
0.35%
GEODE CAPITAL MANAGEMENT, LLC
0.31%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
Company
|
1.5%
|
$2,399,000
818,817 shares
|
— | 31 Dec 2020 |
| STIFEL FINANCIAL CORP |
13F
Company
|
0.72%
|
$1,154,000
393,897 shares
|
— | 31 Dec 2020 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP |
13F
Company
|
0.4%
|
$639,000
217,926 shares
|
— | 31 Dec 2020 |
| BlackRock Finance, Inc. |
13F
Company
|
0.35%
|
$571,000
194,797 shares
|
— | 31 Dec 2020 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.31%
|
$493,000
168,383 shares
|
— | 31 Dec 2020 |
| Avidian Wealth Enterprises, LLC |
13F
Company
|
0.21%
|
$340,000
115,995 shares
|
— | 31 Dec 2020 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
33
Shares
2,813,428
Rows available
33
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2021 vs Q4 2020 Across Filers
Q4 2020 holders
28
Q1 2021 holders
33
Holder diff
5
| Investor | Q4 2020 Shares | Q1 2021 Shares | Share Diff | Share Chg % | Q4 2020 value | Q1 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend